[Qemu-devel] [PATCH 20/31] target/s390x: Use unwind data for helper_tr

[Richard Henderson]

Signed-off-by: Richard Henderson <r...@twiddle.net>
---
 target/s390x/mem_helper.c | 10 +++++-----
 target/s390x/translate.c  |  1 -
 2 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index d37e691..748a6e8 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -707,13 +707,13 @@ void HELPER(unpk)(CPUS390XState *env, uint32_t len, 
uint64_t dest,
 void HELPER(tr)(CPUS390XState *env, uint32_t len, uint64_t array,
                 uint64_t trans)
 {
-    int i;
+    uintptr_t ra = GETPC();
+    uint32_t i;
 
     for (i = 0; i <= len; i++) {
-        uint8_t byte = cpu_ldub_data(env, array + i);
-        uint8_t new_byte = cpu_ldub_data(env, trans + byte);
-
-        cpu_stb_data(env, array + i, new_byte);
+        uint8_t byte = cpu_ldub_data_ra(env, array + i, ra);
+        uint8_t new_byte = cpu_ldub_data_ra(env, trans + byte, ra);
+        cpu_stb_data_ra(env, array + i, new_byte, ra);
     }
 }
 
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index e8eefec..b506cee 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4070,7 +4070,6 @@ static ExitStatus op_tprot(DisasContext *s, DisasOps *o)
 static ExitStatus op_tr(DisasContext *s, DisasOps *o)
 {
     TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
-    potential_page_fault(s);
     gen_helper_tr(cpu_env, l, o->addr1, o->in2);
     tcg_temp_free_i32(l);
     set_cc_static(s);
-- 
2.9.4